PlaySudoku.us
Expert · Puzzle #789
5
4
6
7
8
1
2
8
1
1
6
7
8
1
2
6
1
4
3
8
4
5
7
Techniques used
- Naked Single
- Hidden Single
- Naked Pair
- XY-Chain
"Not all those who wander are lost." — J. R. R. Tolkien
"Not all those who wander are lost." — J. R. R. Tolkien
"I don't believe in psychology. I believe in good moves." — Bobby Fischer
"I don't believe in psychology. I believe in good moves." — Bobby Fischer